Finding the Fourth Proportional to 246,579.12, 340,277.76 and 133,399.44
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Solution
The fourth proportional to 246,579.12, 340,277.76 and 133,399.44 is: 184,090.46
Step by Step Solution
- Step 1: Write the proportion equation
246,579.12 : 340,277.76 = 133,399.44 : x - Step 2: Convert to fraction form
246,579.12/340,277.76 = 133,399.44/x - Step 3: Cross multiply
246,579.12x = 340,277.76 × 133,399.44 - Step 4: Simplify right side
246,579.12x = 45,392,862,628.45 - Step 5: Solve for x
x = 45,392,862,628.45/246,579.12 - Step 6: Final answer
x = 184,090.46
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.